private static IOleCommandTarget GetFilterByFullClassName(CommandChainNodeWrapper commandChainWrapper, string className, int levelDeep)
{
if (commandChainWrapper.FilterObject != null && commandChainWrapper.FilterObject.GetType().FullName == className)
{
return(commandChainWrapper.FilterObject as IOleCommandTarget);
}
if (levelDeep >= LevelDeepMax)
{
return(null);
}
if (commandChainWrapper.Next != null)
{
try
{
return(GetFilterByFullClassName(commandChainWrapper.Next, className, ++levelDeep));
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return(null);
}
}
return(null);
}
public void VsTextViewCreated(IVsTextView textViewAdapter)
{
ITextView textView = AdapterService.GetWpfTextView(textViewAdapter);
if (textView == null)
{
return;
}
var fsiViewFilter = CommandChainNodeWrapper.GetFilterByFullClassName(textViewAdapter, FsiLanguageServiceHelper.FsiViewFilterClassName);
if (fsiViewFilter == null)
{
return; // I didn't find a btter way to figure out if this IVsTextView is indeed F# interactive.
}
this.TextView = textView;
FsiLanguageServiceHelper fsiLanguageServiceHelper = new FsiLanguageServiceHelper();
fsiLanguageServiceHelper.StartRegisterAutocompleteWatchdogLoop();
Func <FSharpCompletionCommandHandler> createCommandHandler = delegate()
{
return(new FSharpCompletionCommandHandler(textViewAdapter, textView, this));
};
textView.Properties.GetOrCreateSingletonProperty(createCommandHandler);
}
private static IOleCommandTarget GetFilterByFullClassName(CommandChainNodeWrapper commandChainWrapper, string className, int levelDeep)
{
if (commandChainWrapper.FilterObject != null && commandChainWrapper.FilterObject.GetType().FullName == className)
{
return commandChainWrapper.FilterObject as IOleCommandTarget;
}
if (levelDeep >= LevelDeepMax)
{
return null;
}
if (commandChainWrapper.Next != null)
{
try
{
return GetFilterByFullClassName(commandChainWrapper.Next, className, ++levelDeep);
}
catch (Exception ex)
{
Debug.WriteLine(ex);
return null;
}
}
return null;
}
internal FSharpCompletionCommandHandler(IVsTextView textViewAdapter, ITextView textView, FSharpCompletionHandlerProvider fsharpCompletionHandlerProvider)
{
this.m_textView = textView;
this.m_provider = fsharpCompletionHandlerProvider;
this.dte = this.m_provider.ServiceProvider.GetService(typeof(EnvDTE.DTE)) as EnvDTE.DTE;
textViewAdapter.AddCommandFilter(this, out m_nextCommandHandler);
Task.Delay(2000).ContinueWith((a) =>
{
// Probably it is possible to find it through package as well.
this.fsiToolWindow = CommandChainNodeWrapper.GetFilterByFullClassName(textViewAdapter,
FsiLanguageServiceHelper.FsiToolWindowClassName);
});
this.textViewAdapter = textViewAdapter;
}
public static IOleCommandTarget GetFilterByFullClassName(IVsTextView textAdapter, string className)
{
CommandChainNodeWrapper commandChainWrapper = new CommandChainNodeWrapper(textAdapter);
return(GetFilterByFullClassName(commandChainWrapper, className, 0));
}
public static IOleCommandTarget GetFilterByFullClassName(IVsTextView textAdapter, string className)
{
CommandChainNodeWrapper commandChainWrapper = new CommandChainNodeWrapper(textAdapter);
return GetFilterByFullClassName(commandChainWrapper, className, 0);
}
